Function arrayToSetTransform

arrayToSetTransform<
    T extends { [k in string
    | number
    | symbol]?: null | any[] },
    K extends string | number | symbol,
>(
    propName: K,
): (
    this: T,
) => Set<ExtractArrayValue<T[K]>> | Extract<T[K], undefined | null>
Transforms an array (with values of type V) into a Set (getter).
Type Parameters
- T extends { [k in string | number | symbol]?: null | any[] }
  Type of the containing object
- K extends string | number | symbol
  Type of the property key in T that will be transformed
Parameters
- propName: K
  The name of the property to transform into a Set
Returns (this: T) => Set<ExtractArrayValue<T[K]>> | Extract<T[K], undefined | null>
A function that returns a Set backed by the values from the array property